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M

astovska

et al

.:

J

ournal of

AOAC I

nternational

V

ol

.

98, N

o

. 2, 2015 

495

Table 5. Collaborative study results (in µg/kg) obtained by the participating laboratories in blind duplicates fortified at the

high PAH level in shrimp

Laboratory No.

PAH

Sample ID

1

2

3

4

5

6

7

8

9

1,7-DMP SFC S8

26.5

19.3

21.1

16.2

20.0

19.9

16.1

23.0

28.2

SFC S13

32.4

17.9

22.2

16.9

21.2

20.7

20.4

21.7

26.2

1-MN

SFC S8

318.7

195.9

243.8

145.0

202.9

197.9

146.0

236.8

105.8

SFC S13

307.7

180.7

241.9

179.9

213.2

208.7

177.5

205.6

149.7

1-MP

SFC S8

122.8

103.8

122.0

102.3

120.8

115.2

92.3

125.8

150.3

SFC S13

123.3

104.4

124.5

101.4

121.5

118.7

114.6

141.7

143.1

2,6-DMN SFC S8

311.3

a

148.1

167.6

128.2

a

148.2

154.2

128.7

134.4

153.8

SFC S13

706.5

a

101.8

183.3

275.1

a

166.9

144.4

155.3

130.4

136.0

6-MC

SFC S8

127.0

162.0

154.6

140.1

141.3

138.3

115.6

145.4

164.3

SFC S13

126.7

149.8

152.3

151.5

142.6

143.9

137.8

166.5

153.4

Ant

SFC S8

35.8

42.4

47.1

37.6

37.7

36.7

28.6

40.6

44.6

SFC S13

35.0

39.4

40.6

36.1

37.8

37.6

34.9

44.0

44.4

BaA

SFC S8

54.8

65.7

57.9

55.0

55.4

53.1

44.3

58.6

64.7

SFC S13

52.5

63.3

55.5

54.0

55.0

55.1

53.1

60.2

61.0

BaP

SFC S8

22.9

25.1

25.0

22.9

22.8

22.1

18.8

23.9

26.0

a

SFC S13

21.9

24.3

23.9

22.0

22.7

23.2

22.3

25.3

37.8

a

BbF

SFC S8

67.6

83.4

74.2

70.0

69.6

68.8

57.0

72.1

82.9

SFC S13

70.4

73.4

69.6

67.6

69.0

70.5

67.4

76.5

79.1

BghiP

SFC S8

17.2

20.5

19.7

17.8

17.5

17.5

14.4

18.6

52.0

a

SFC S13

18.0

18.3

18.8

17.4

17.4

18.3

17.2

19.9

15.8

a

BkF

SFC S8

37.4

41.9

41.4

35.9

38.2

37.3

30.7

38.5

41.4

SFC S13

36.3

39.4

39.6

37.3

37.2

39.1

36.3

41.6

40.1

Chr

SFC S8

160.8

186.8

174.4

164.4

164.0

159.7

131.8

167.6

194.0

SFC S13

155.1

175.0

165.3

161.1

163.6

164.4

157.3

186.2

181.5

DBahA

SFC S8

12.8

16.2

14.5

14.3

13.5

13.0

11.3

14.3

13.6

SFC S13

12.4

14.4

13.3

13.4

13.4

13.4

13.6

15.5

15.1

Fln

SFC S8

48.5

53.2

48.6

46.2

46.5

46.2

35.6

47.8

52.7

SFC S13

45.7

50.9

45.8

46.5

46.3

46.8

42.9

49.9

52.0

Flt

SFC S8

86.3

103.6

96.7

92.8

92.1

87.9

72.1

96.0

111.4

SFC S13

89.6

96.8

96.0

92.2

92.6

90.8

87.4

103.2

102.9

IcdP

SFC S8

17.3

20.9

18.6

18.2

17.5

17.6

14.4

19.1

22.9

SFC S13

17.0

19.7

17.3

17.7

18.0

17.9

16.9

20.5

20.1

Naph

SFC S8

244.7

137.6

174.1

143.1

147.9

147.2

112.0

166.8

260.0

a

SFC S13

218.7

129.4

166.1

141.6

149.4

148.9

137.6

173.7

184.9

a

Phe

SFC S8

155.7

186.0

166.5

165.2

165.1

162.3

126.0

171.2

201.3

SFC S13

153.8

176.9

173.8

164.2

169.0

165.8

153.7

183.0

185.2

Pyr

SFC S8

109.3

125.9

122.7

117.6

115.6

113.6

91.3

a

119.9

123.2

SFC S13

106.4

123.6

118.3

116.3

115.3

116.4

110.4

a

128.6

127.4

a

 Outliers removed by Cochran test.